Kia Optima: Battery replacement
Type A

Type B
A battery should last for several years, but if the transmitter or smart key is not working properly, try replacing the battery with a new one. If you are unsure how to use or replace the battery, contact an authorized Kia dealer.
1. Pry open the transmitter or smart key center cover.
2. Replace the battery
with a new battery (CR2032). When replacing the battery, make sure the battery positive
“+” symbol faces up as indicated in the illustration.
3. Install the battery in
the reverse order of removal.
CAUTION
Precautions
Theft-alarm systemInspection
Armature Inspection
And Test
1.
Remove the starter.
2.
Disassemble the starter as shown at the beginning
of this procedure.
...
Electrical Equipment
The electrical system of your vehicle is designed to perform under all reasonably
expected operating conditions. However, before any additional electrical equipment
is installed in your vehicle, c ...
Defroster
CAUTION
To prevent damage to the conductors bonded to the inside surface of the rear
window, never use sharp instruments or window cleaners containing abrasives to clean
the window.
✽ NO ...